PMEL Publications Abstract

FY 1972

South Pacific Traverse RP-7-SU-71 Pago Pago to Callao to Seattle

Lucas, W.H.

NOAA Tech. Report ERL230-POL8 (1972)

Profiles of bathymetry, free-air and Bouguer anomalies, and magnetic anomalies across the Tonga Trench and Melanesian region, South Pacific at 30°S, Peru-Chile trench and the Nasca and Pacific plates are presented and discussed. Approximately 13,200 n mi of trackline were run with control by satellite navigation. Additional topographic and tectonic features crossed include the Austral Seamount Chain, the East Pacific Rise, the Galapagos Rift and the Clipperton, Clarion, Molokai, Murray, Pioneer and Mendocino Fracture Zones.

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